1420122152 has 32 divisors (see below), whose sum is σ = 2759201280. Its totient is φ = 684511680.

The previous prime is 1420122139. The next prime is 1420122229. The reversal of 1420122152 is 2512210241.

It is a super-2 number, since 2×1420122152² = 4033493853202222208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54338 + ... + 76110.

It is an arithmetic number, because the mean of its divisors is an integer number (86225040).

Almost surely, 2^1420122152 is an apocalyptic number.

It is an amenable number.

1420122152 is a deficient number, since it is larger than the sum of its proper divisors (1339079128).

1420122152 is a wasteful number, since it uses less digits than its factorization.

1420122152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22073 (or 22069 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1420122152 is about 37684.5081167315. The cubic root of 1420122152 is about 1124.0230932047.

Adding to 1420122152 its reverse (2512210241), we get a palindrome (3932332393).

The spelling of 1420122152 in words is "one billion, four hundred twenty million, one hundred twenty-two thousand, one hundred fifty-two".